Stefan Austermühle, CEO of Gemrock Peru Last Updated: 05/2025 I will reveal the Number 1 Secret Method to distinguish good from bad polish just by looking at a picture. Sometimes a new client, who has not yet had a...
Stefan Austermühle, CEO of Gemrock Peru Last Updated: 05/2025 Another dirty secret of the crystal industry exposed: shadow business in the lapidary production Connect with the author on LinkedIn: Stefan Austermühle Ethical mining is...
Stefan Austermühle, CEO of Gemrock Peru Last updated 05/2025 Recently, many of our clients have started asking questions about our minerals and crystals being ethically mined. We are very glad about this growing interest of retail businesses...
Stefan Austermühle, CEO of Gemrock Peru Last Updated: 05/2025 Gemstone producers, wholesalers, and retailers are used to buying and selling in kilograms of products. Gemrock Peru is breaking with the accustomed way by charging our clients by...
Standard tumbled Flat Sides Standard tumbleds are made from cutting scraps. Because they must be cheap, producers don’t take the time and effort to reshape them but rather only round the corners and leave the flat cutting surface visible. Scratched surface...
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